National Stock Number (NSN) 5340-01-239-9640, or NIIN 012399640, (clamp,synchro) was assigned September 6, 1986 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Apr 12, 2018. There have been 3 contracts issued for this part number, with 4 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7MX18FAKF5, SPE7MX18FAKF5, SPE7MX15D0070, SPE7MX15D0070, SPM76006D9701. The total value of the awarded contracts has been US$ 4,590.40.
This NSN is fairly common among different weapons systems, belonging to 16 different platforms.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 13, 2008, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 40268. [A CLAMP DESIGNED TO HOLD AN ITEM IN POSITION, ALIGNMENT OR IN CLOSE PROXIMITY BY RIGIDLY GRIPPING THE PROJECTING RIM, RIDGE, COLLAR OR EDGE OF THE ITEM. A LOCKWASHER, BOLT, SCREW OR THE LIKE MAY BE A PART OF THE ITEM OF SUPPLY.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 5340012399640 does not contain precious metals.
This NSN is associated to Schedule B 8205700090: clamps and similar handtools, not vises, and parts. The Schedule B End Use is listed as photo, service industry machinery.
This information was last updated on Aug 01, 2025.